Chimney cowl



FIG. 1 is a top perspective view of a chimney cowl showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a top perspective view of a chimney cowl showing my new design with the cover removed;

FIG. 6 is a top plan view of FIG. 5. 

The ornamental design for a chimney cowl, as shown and described. 